My local Costco started carrying commercial cookware, so now in addition to dubious non-stick frying pans by the multi-pack I can buy baking pans that are larger than my entire stove.
But those big rimmed baking sheets actually make nice work trays. I often deal with VM-filled fleece by sitting on the couch with a box and a flicker, so this is basically a much larger box. (Put a towel under it, that metal is cold!) I can also see kitchen table fiber painting happening.
This photo was thrown together for demonstration, but that indeed is some filthy Suffolk fleece that will be turned into socks: